unusual

Not usual, common, or ordinary.

Not usual; not frequent; not common; rare; strange; as, an unusual season; a person of unusual erudition.

Synonyms Uncommon, unwonted, singular, remarkable, odd.

Not usual; uncommon; rare

Unlike what is expected; differing in some way from the norm.

More than usual.

being definitely out of the ordinary and unexpected; slightly odd or even a bit weird

not usual or common or ordinary

not commonly encountered